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Finding the Fourth Proportional to 69,834.08, 96,372.08 and 39,618.72

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Solution

The fourth proportional to 69,834.08, 96,372.08 and 39,618.72 is: 54,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834.08 : 96,372.08 = 39,618.72 : x
  2. Step 2: Convert to fraction form
    69,834.08/96,372.08 = 39,618.72/x
  3. Step 3: Cross multiply
    69,834.08x = 96,372.08 × 39,618.72
  4. Step 4: Simplify right side
    69,834.08x = 3,818,138,453.34
  5. Step 5: Solve for x
    x = 3,818,138,453.34/69,834.08
  6. Step 6: Final answer
    x = 54,674.43

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